Seamless Large Diameter Steel Pipe-Welded Large Diameter Steel Pipe

Large Diameter Steel Pipe

OD	219-3620mm, WT: 6-30mm;
Standard	EN 10305,ASTM A106-2006, BS 1139,DIN 2391,DIN 2445
Material	X52
WT Schedule	SCH10S, SCH20, 40, 80, 160,
Process Technics	SAW
Surface Treatment	FBE, 2PE/3PE, 2PP/3PP OR AS REQUIRED
Steel Pipe Regular Length	5.8M for 20′ gp, 11.8M for 40′ gp, random length can be available.

Inquiry

Send Email

Specification

Specification Of Large Diameter Steel Pipe

OD	219-3620mm, WT: 6-30mm;
Standard	EN 10305,ASTM A106-2006, BS 1139,DIN 2391,DIN 2445
Material	X52
WT Schedule	SCH10S, SCH20, 40, 80, 160,
Process Technics	SAW
Surface Treatment	FBE, 2PE/3PE, 2PP/3PP OR AS REQUIRED
Package Type	In bundles with plastic caps, covered with plastic woven bag, strapped. By steel band, or according to your demand.
Steel Pipe Regular Length	5.8M for 20′ gp, 11.8M for 40′ gp, random length can be available.

Large Diameter Steel Pipe Application
-- Wildly used in petrol industry Large Diameter Steel Pipe application
-- Water transportation
-- Gas transportation
-- Furniture application
-- Motorbike
-- Medical equipment
-- Sport equipment
-- other field construction

Process

Tests

Tests We Carry Out (including both Destructive and Non-Destructive) :

Positive material recognition
Mechanical examining like tensile, Elongation and reduction of area.
Large-scale test
Chemical examination-Spectro analysis
Firmness test
Pitting protection test
Small tests
X-ray test
Impact analysis
Eddy current examining
Hydrostatic analysis
Prompt test

Packing & Delivery

Packing is quite important especially in a case of international shipments in which consignment pass through various channels to reach the ultimate destination, so we put special concern regarding packaging.
We pack our goods in numerous ways based on the products. We pack our products in multiple ways, such as,

Shrink-wrapped
Carton boxes
Wooden pallets
Wooden boxes
Wooden crates

Large Diameter Steel Pipe

Tolerance table

Large Diameter Steel Tubing Grade

Material	API SPEC 5L	A25, A25A, B, X42, X46, X52, X56, X60, X65, X70, X80, X90, X100
	ASTM A53/ASME SA53	Grade A, Grade B,
	ASTM A106/ASME SA106	Grade A, Grade B, Grade C
	ASTM A210/ASME SA210	Grade A-1, Grade C
	ASTM A500/ASME SA500	Grade A, Grade B, Grade C, Grade D
	ASTM A501/ASME SA501	Grade A, Grade B
	ASTM A556/ASME SA556	Grade A2, B2, C2
	BS 3059	320, 360, 440, 620-460, 629-590, 762
	EN 10216-1&2	P195, P235, P265
	EN10297-2	E235, E275, E315, E355a, E470, C22E, C35E, C45E
	EN10210-1	S235JRH, S275J0H, S275J2H, S355J0H, S355J2H, S355K2H
	DIN 1629	st37.0, st44.0, st52.0
	DIN 1630	st37.4, st44.4, st52.4
	DIN 2391	st35, st45, st52
	DIN 17175	st35.8, st45.8
	JIS G3429	STH11, STH 12
	JIS G3444	STK290, STK400, STK500, STK490, STK540
	JIS G3454	STPG370, STPG410
	JIS G3455	STS370, STS410, STS480
	JIS G3456	STPT370, STPT410, STPT480
	JIS G3460	STPL380
	JIS G3461	STB340, STB410, STB510
	JIS G3464	STBL380
	JIS G3475	STKN400W, STKN400B, STKN490B
Size	Out diameter: 6mm~2500mm；Wall Thickness: 1mm~150mm；Length:1m~12m or customize
Technique	1) Hot Rolled 2) Cold Drawn 3) Cold Rolled	Package	1) Export standard package 2) bundled wooden box 3) suit for all kinds of transport, or be required

Chemical composition

Large Diameter Steel Pipe Chemical Composition

CHEMICAL COMPOSITION (CAST ANALYSIS) IN%
PSL	Steel grade	Delivery condition	C max	Si max	Mn max	P max	S max
PSL1	B(L245)	R,N	0.28	—	1.20	0.030	0.030
	X42(L290)	R,N	0.28	—	1.30	0.030	0.030
	X46(320)	R,N	0.28	—	1.40	0.030	0.030
	X52(360)	R,N	0.28	—	1.40	0.030	0.030
	X56(390)	R,N	0.28	—	1.40	0.030	0.030
	X60(415)	R,N	0.28	—	1.40	0.030	0.030
PSL2	BR(L245R) BN(L245N)	R,N	0.24	0.40	1.20	0.025	0.015
	X42R(L290R) X42N(L290N)	R,N	0.24	0.40	1.20	0.025	0.015
	X46N(L320N)	N	0.24	0.40	1.20	0.025	0.015
	X52N(L360N)	N	0.24	0.40	1.20	0.025	0.015
	X56N(L390N)	N	0.24	0.40	1.20	0.025	0.015
	X60N(L415N)	N	0.24	0.40	1.20	0.025	0.015

Note: R: As-rolled; N: normalizing rolled, normalizing formed

Large Diameter Steel Pipe Mechanical Properties

PSL	Steel grade	Yield strength Min(Mpa)	Tensile strength Min(Mpa)	Elongation A Min(%)	Impact energy J
					Test temperature
					0ºC
PSL1	B(L245)	245	415	AS PER API 5L	—
	X42(L290)	290	415		—
	X46(L320)	320	435		—
	X52(L360)	360	460		—
	X56(L390)	390	490		—
	X60(L415	415	520		—
PLS2	BR(L245R) BN(L290N)	245-450	415-760	AS PER API 5L	AS PER API 5L
	X42R(290R) X42N(L290N)	290-495	415-760
	X46N(L320N)	320-525	435-760
	X52N(L360N)	360-530	460-760
	X56N(L390N)	390-545	490-760
	X60N(L415N)	415-565	520-760